200 Intelligence and, Miscellanies. 
On examining the horizontal needle, I found it coomiantly in # 
tremulous motion, though it did not oscillate more than 2° or 
pov somewhat less. The dipping needle was very quiet at 
n setting it to at however, a second time, it 
sie to resi at 71°; ; the same was repesien, with the same re- 
sult, viz. 71°; whereas its pedi ary dip is 
luminous appearances of the a aa 3ist, were less 
brilliant; and though I examined the needles to see if any effect 
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nary in coming to rest. New ‘York, pril 21st, 1828. 
Carpenter’s Chemeeal Warehouse —We are pleased to an- 
Geo. Car 
has opened a Drug and Chemical Warehouse, at No. 301, Mar- 
ket street, Philadel onnected with his establis| 
ment, a laboratory for manufacture of some of the most im- 
portant articles, such as quinine, piperine, denarcotized opium, 
denarcotized are: and acidulous tincture and extract of de- 
narcotized opium c.; and as these articles are manufactur- 
ed by himself, or ier his Mupedieie Sciacca their 
quality may be depended upon.—Ebrr 
9. Writ for the Medical eT ay of 1830.—Inserted by re- 
quest of Dr. Mitchill—Whereas the Convention that was held at 
the city of Washington, in vs a of January, 1820, for form- 
ing a Pharmacopeeia for our United States of America, did eee 
that the President of that Convention should, on the Ist day of 
n ‘ 
the ist day of iw 1830, = the purpose of revising the 
American Pharmacopeeia ; and whereas the several Institutions, 
as aforesaid, se by the same authority, requested to forward to 
the President, on or before the first day of nasil 1829, the 
names of the three persons so chosen; with s other provis- 
ions contained inthe historical introduction to ms work, to which 
Ll reader is refe 
: » Samuel L. Mitchill, by waiye: of the power 
_ me, ri the Convention of 1820, do hereby give notice, to 0 at the incorporated 
Medical Societies, a of Physicians and a Surgeons, M edical 
+ Gaeeitics ties of Univ. eon to represent them other authorized ed Bodies, that 
choose - revenes them whe the General Convention to 
January, 1830 
Give eo my Hand. this first ef of of January, 1828, of os City of New 
ae © Mirren . President: 
